Search Results - "Jean-Yves DOURMAD"

Precision feeding of lactating sows: implementation and evaluation of a decision support system in farm conditions by Gauthier, Raphaël, Largouët, Christine, Bussières, Dan, Martineau, Jean-Philippe, Dourmad, Jean-Yves

“…Abstract Precision feeding (PF) aims to provide the right amount of nutrients at the right time for each animal. Lactating sows generally receive the same…”
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Concept and application of ideal protein for pigs by van Milgen, Jaap, Dourmad, Jean-Yves

“…Knowledge about the amino acid requirements and the response of pigs to the amino acid supply is essential in feed formulation. A deficient AA supply results…”
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Estimation of gestating sows’ welfare status based on machine learning methods and behavioral data by Durand, Maëva, Largouët, Christine, de Beaufort, Louis Bonneau, Dourmad, Jean-Yves, Gaillard, Charlotte

“…Estimating the welfare status at an individual level on the farm is a current issue to improve livestock animal monitoring. New technologies showed…”
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Eco-Friendly Feed Formulation and On-Farm Feed Production as Ways to Reduce the Environmental Impacts of Pig Production Without Consequences on Animal Performance by de Quelen, Francine, Brossard, Ludovic, Wilfart, Aurélie, Dourmad, Jean-Yves, Garcia-Launay, Florence

“…Animal feeding has a major contribution to the environmental impacts of pig production. One potential way to mitigate such effects is to incorporate an…”
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Data quantifying the behaviour of macro and trace elements along the feed – manure – treated waste continuum in pig production by Gourlez, Emma, Beline, Fabrice, Dourmad, Jean-Yves, Rigo Monteiro, Alessandra, Charra, Marine, de Quelen, Francine

“…Manure from animal production is commonly spread on agricultural soil as an organic fertiliser to provide macro and trace elements to crops. However, some…”
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Dietary Phosphorus and Calcium Utilization in Growing Pigs: Requirements and Improvements by Lautrou, Marion, Narcy, Agnès, Dourmad, Jean-Yves, Pomar, Candido, Schmidely, Philippe, Létourneau Montminy, Marie-Pierre

“…The sustainability of animal production relies on the judicious use of phosphorus (P). Phosphate, the mined source of agricultural phosphorus supplements, is a…”
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InraPorc: A model and decision support tool for the nutrition of sows by Dourmad, Jean-Yves, Étienne, Michel, Valancogne, Alain, Dubois, Serge, van Milgen, Jaap, Noblet, Jean

“…From results obtained over the last 20 years on energy and amino acid utilisation in reproductive sows, it has become possible to improve the determination of…”
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Environmental Impacts and Their Association With Performance and Excretion Traits in Growing Pigs by Monteiro, Alessandra N T R, Brossard, Ludovic, Gilbert, Hélène, Dourmad, Jean-Yves

“…The selection of pigs for improved production traits has been, for a long time, the major driver of pig breeding. More recently, because of the increasing…”
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Improvement of feed and nutrient efficiency in pig production through precision feeding by Gaillard, Charlotte, Brossard, Ludovic, Dourmad, Jean-Yves

“…•Environment, animal and feed characteristics influence nutrient utilization in pigs.•Mathematical models can be used to estimate real-time daily nutrient…”
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Application of a precision feeding strategy for gestating sows by Gaillard, Charlotte, Dourmad, Jean-Yves

“…Simulations of precision feeding (PF) in which gestating sows were individually fed a daily mixture of two diets with different amino acid contents indicated a…”
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Effect of observed individual data of performance and excretion on life cycle assessment of piglets by Monteiro, Alessandra Nardina Trícia Rigo, Dourmad, Jean-Yves, Fachinello, Marcelise Regina, Diaz-Huepa, Laura Marcela, Sitanaka, Natália Yoko, Partyka, André Vinícius Sturzenegger, Pozza, Paulo Cesar

“…The objective was to evaluate the impact of producing piglets fed diets with different crude protein (CP) levels through life cycle assessment and experimental…”
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Life cycle assessment as a tool to evaluate the impact of reducing crude protein in pig diets by Monteiro, Alessandra Nardina Trícia Rigo, Dourmad, Jean-Yves, Pozza, Paulo Cesar

“…Environmental impacts of livestock systems, especially pig production, have come under increasing debate in recent years. The challenge is in meeting the…”
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85 Integrating Mechanistic Models with AI for Precision Feeding of Sows by Gaillard, Charlotte, Gauthier, Raphaël, Dourmad, Jean-Yves

“…Abstract Conventional feeding for sows is usually based on the average herd’s nutrient requirements. Thus, sows can be under- or over- fed leading to extra…”
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Evaluation of a decision support system for precision feeding of gestating sows by Gaillard, Charlotte, Quiniou, Nathalie, Gauthier, Raphaël, Cloutier, Laetitia, Dourmad, Jean-Yves

“…Abstract Precision feeding (PF) with the daily mixing of 2 diets with different lysine content (high (H) or low (L)) was previously reported for growing pigs…”
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Exploration of individual variability to better predict the nutrient requirements of gestating sows by Gaillard, Charlotte, Gauthier, Raphaël, Cloutier, Laetitia, Dourmad, Jean-Yves

“…Sows often receive the same feed during gestation even though their nutrient requirements vary during gestation and among sows. The objective of this study was…”
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Prediction of litter performance in lactating sows using machine learning, for precision livestock farming by Gauthier, Raphaël, Largouët, Christine, Dourmad, Jean-Yves

“…•The best predictions were obtained with farm-level training and ensemble methods.•Reliable predictions were also obtained with simple machine learning…”
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Effects of thermal conditions on gestating sows' behaviors and energy requirements by Abarnou, Justine, Durand, Maëva, Dourmad, Jean-Yves, Gaillard, Charlotte

“…Room temperature and individual behavior may influence the energy requirements of gestating sows. These factors are not yet integrated on a daily and…”
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Effects of a competitive feeding situation on the behaviour and energy requirements of gestating sows by Durand, Maëva, Dourmad, Jean-Yves, Julienne, Aline, Couasnon, Marie, Gaillard, Charlotte

“…In groups of gestating sows, accessing feed supply may be a source of tension and induce aggressiveness and fights. Using electronic sow feeders (ESF) could…”
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Évolution des concepts nutritionnels et des méthodes d’alimentation des truies reproductrices : historique et perspectives by Dourmad, Jean-Yves, Gauthier, Raphaël, Gaillard, Charlotte

“…In recent years, with the use of hyper prolific sows, the reproductive performance of sows has drastically improved. Currently, on many farms in EU, the…”
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219 Effects of Precision Feeding and the “Bump Feeding” Strategy in Gestating Sows on Performances and Body Condition in Sows Monitored for the First Two Gestation-Lactation Cycles by Cloutier, Laetitia, Galiot, Lucie, Guay, Frédéric, Dumas, Gabrielle, Gaillard, Charlotte, Dourmad, Jean-Yves, Simongiovanni, Aude, Gagnon, Patrick

“…Abstract The introduction of precision feeding in sows depends on a precise estimation of its potential benefits. The goal of this study was to evaluate the…”
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